Because they should know if the thing they are studying is like from or about or how it was made
Explanation:
I think it was the vedas pretty sure
<span>The Classical Period or Golden Age of Greece, from around 500 to 300 BC, has given us the great monuments, art, philosophy, architecture, and literature which are the building blocks of our own civilization. The two most well-known city-states during this period were the rivals: Athens and Sparta.
Hope this helps</span>
The ground surface temperature was 130 degrees Fahrenheit